Alright, let's work through 5460 times 2544 step by step
5460 × 2544 = 2544 × (5460)
+ 2544 × 0 yielding 0
+ 2544 × 60 what gives us 152640
+ 2544 × 400 that results in 1017600
+ 2544 × 5000 giving us 12720000

= 13890240
